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  <div class="headertitle"><div class="title">MidiFileParserState.h</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="preprocessor">#include &quot;RingBuffer.h&quot;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="keyword">enum</span> midi_parser_status {</div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span>  MIDI_PARSER_DELAY = -3,</div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span>  MIDI_PARSER_EOB = -2,</div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span>  MIDI_PARSER_ERROR = -1,</div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span>  MIDI_PARSER_INIT = 0,</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span>  MIDI_PARSER_HEADER = 1,</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span>  MIDI_PARSER_TRACK = 2,</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span>  MIDI_PARSER_TRACK_MIDI = 3,</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span>  MIDI_PARSER_TRACK_META = 4,</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span>  MIDI_PARSER_TRACK_SYSEX = 5,</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span>};</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="keyword">enum</span> midi_file_format {</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span>  MIDI_FILE_FORMAT_SINGLE_TRACK = 0,</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span>  MIDI_FILE_FORMAT_MULTIPLE_TRACKS = 1,</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>  MIDI_FILE_FORMAT_MULTIPLE_SONGS = 2,</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span>};</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span> </div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"><a class="line" href="structmidi__header.html">   28</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structmidi__header.html">midi_header</a> {</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>  int32_t size;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span>  uint16_t format;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>  int16_t tracks_count;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span>  int16_t time_division;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>};</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="structmidi__track.html">   38</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structmidi__track.html">midi_track</a> {</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>  int32_t size;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span>};</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="keyword">enum</span> midi_status {</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span>  MIDI_STATUS_NA = 0x0,</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span>  MIDI_STATUS_NOTE_OFF = 0x8,</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span>  MIDI_STATUS_NOTE_ON = 0x9,</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>  MIDI_STATUS_NOTE_AT = 0xA, <span class="comment">// after touch</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>  MIDI_STATUS_CC = 0xB,      <span class="comment">// control change</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span>  MIDI_STATUS_PGM_CHANGE = 0xC,</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span>  MIDI_STATUS_CHANNEL_AT = 0xD, <span class="comment">// after touch</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span>  MIDI_STATUS_PITCH_BEND = 0xE,</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span>};</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="keyword">enum</span> midi_meta {</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span>  MIDI_META_SEQ_NUM = 0x00,</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span>  MIDI_META_TEXT = 0x01,</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span>  MIDI_META_COPYRIGHT = 0x02,</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>  MIDI_META_TRACK_NAME = 0x03,</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span>  MIDI_META_INSTRUMENT_NAME = 0x04,</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span>  MIDI_META_LYRICS = 0x05,</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span>  MIDI_META_MAKER = 0x06,</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>  MIDI_META_CUE_POINT = 0x07,</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>  MIDI_META_CHANNEL_PREFIX = 0x20,</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span>  MIDI_META_END_OF_TRACK = 0x2F,</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span>  MIDI_META_SET_TEMPO = 0x51,</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span>  MIDI_META_SMPTE_OFFSET = 0x54,</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span>  MIDI_META_TIME_SIGNATURE = 0x58,</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span>  MIDI_META_KEY_SIGNATURE = 0x59,</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span>  MIDI_META_SEQ_SPECIFIC = 0x7F,</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>};</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"><a class="line" href="structmidi__midi__event.html">   77</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structmidi__midi__event.html">midi_midi_event</a> {</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span>  <span class="keywordtype">unsigned</span> status : 4;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span>  <span class="keywordtype">unsigned</span> channel : 4;</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span>  uint8_t param1;</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span>  uint8_t param2;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span>};</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span> </div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"><a class="line" href="structmidi__meta__event.html">   87</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structmidi__meta__event.html">midi_meta_event</a> {</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span>  uint8_t type;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span>  int32_t length;</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>  <span class="keyword">const</span> uint8_t *bytes; <span class="comment">// reference to the input buffer</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>};</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="structmidi__sysex__event.html">   96</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structmidi__sysex__event.html">midi_sysex_event</a> {</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span>  uint8_t sysex;</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span>  uint8_t type;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span>  int32_t length;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>  <span class="keyword">const</span> uint8_t *bytes; <span class="comment">// reference to the input buffer</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span>};</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span> </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"><a class="line" href="structmidi__parser__state.html">  106</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structmidi__parser__state.html">midi_parser_state</a> {</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span>  <span class="keyword">enum</span> midi_parser_status status;</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>  <span class="keyword">enum</span> midi_parser_status status_internal;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span>  <span class="keyword">enum</span> midi_status buffered_status;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span>  <span class="keywordtype">unsigned</span> buffered_channel;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span>  <span class="comment">/* input buffer */</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span>  <a class="code hl_class" href="classRingBuffer.html">RingBuffer</a> in;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span> </div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span>  <span class="comment">/* result */</span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span>  int64_t vtime;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span>  <span class="comment">// microseconds per quarter note - or from latest Set Tempo event</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span>  uint64_t tempo = 1000;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span>  <span class="keyword">struct </span><a class="code hl_struct" href="structmidi__header.html">midi_header</a> header;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span>  <span class="keyword">struct </span><a class="code hl_struct" href="structmidi__track.html">midi_track</a> track;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span>  <span class="keyword">struct </span><a class="code hl_struct" href="structmidi__midi__event.html">midi_midi_event</a> midi;</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span>  <span class="keyword">struct </span><a class="code hl_struct" href="structmidi__meta__event.html">midi_meta_event</a> meta;</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span>  <span class="keyword">struct </span><a class="code hl_struct" href="structmidi__sysex__event.html">midi_sysex_event</a> sysex;</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span> </div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span>  int64_t timeInTicks() {</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span>    <span class="keywordflow">return</span> vtime;</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span>  }</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span> </div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span>  uint64_t timeInMs() {</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span>    <span class="keywordtype">float</span> ticks_per_quarter = header.time_division!=0 ? header.time_division: 48;</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span>    <span class="keywordtype">float</span> us_per_quarter = tempo;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span>    <span class="keywordtype">float</span> us_per_tick = us_per_quarter / ticks_per_quarter;</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span>    <span class="keywordtype">float</span> milliseconds = timeInTicks() * us_per_tick / 1000;</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span>    <span class="keywordflow">return</span> milliseconds;</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span>  }</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span> </div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span>};</div>
<div class="ttc" id="aclassRingBuffer_html"><div class="ttname"><a href="classRingBuffer.html">RingBuffer</a></div><div class="ttdoc">RingBuffer that supports extensive peek operations to access and compare the next values.</div><div class="ttdef"><b>Definition:</b> RingBuffer.h:14</div></div>
<div class="ttc" id="astructmidi__header_html"><div class="ttname"><a href="structmidi__header.html">midi_header</a></div><div class="ttdoc">MIDI Header Information.</div><div class="ttdef"><b>Definition:</b> MidiFileParserState.h:28</div></div>
<div class="ttc" id="astructmidi__meta__event_html"><div class="ttname"><a href="structmidi__meta__event.html">midi_meta_event</a></div><div class="ttdoc">MIDI Metadata Event Information.</div><div class="ttdef"><b>Definition:</b> MidiFileParserState.h:87</div></div>
<div class="ttc" id="astructmidi__midi__event_html"><div class="ttname"><a href="structmidi__midi__event.html">midi_midi_event</a></div><div class="ttdoc">MIDI Event Information.</div><div class="ttdef"><b>Definition:</b> MidiFileParserState.h:77</div></div>
<div class="ttc" id="astructmidi__parser__state_html"><div class="ttname"><a href="structmidi__parser__state.html">midi_parser_state</a></div><div class="ttdoc">MIDI Parser State Information.</div><div class="ttdef"><b>Definition:</b> MidiFileParserState.h:106</div></div>
<div class="ttc" id="astructmidi__sysex__event_html"><div class="ttname"><a href="structmidi__sysex__event.html">midi_sysex_event</a></div><div class="ttdoc">MIDI Sysex Event Information.</div><div class="ttdef"><b>Definition:</b> MidiFileParserState.h:96</div></div>
<div class="ttc" id="astructmidi__track_html"><div class="ttname"><a href="structmidi__track.html">midi_track</a></div><div class="ttdoc">MIDI Track Information.</div><div class="ttdef"><b>Definition:</b> MidiFileParserState.h:38</div></div>
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